[INFO] cloning repository https://github.com/jerdbeenbo/game-of-life
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jerdbeenbo/game-of-life" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerdbeenbo%2Fgame-of-life", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerdbeenbo%2Fgame-of-life'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 407488ccb77280566e1306318a03fe412813a479
[INFO] checking jerdbeenbo/game-of-life against master#fce0e74720d199eb7839fdb51af35ac5226da178 for pr-145262
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerdbeenbo%2Fgame-of-life" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jerdbeenbo/game-of-life
[INFO] finished tweaking git repo https://github.com/jerdbeenbo/game-of-life
[INFO] tweaked toml for git repo https://github.com/jerdbeenbo/game-of-life written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jerdbeenbo/game-of-life on toolchain fce0e74720d199eb7839fdb51af35ac5226da178
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/jerdbeenbo/game-of-life already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7982ec63c75fa71b2ef3b275ede912b54d4f3b14e8fdfc8e5fe13ccbdf59db93
[INFO] running `Command { std: "docker" "start" "-a" "7982ec63c75fa71b2ef3b275ede912b54d4f3b14e8fdfc8e5fe13ccbdf59db93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7982ec63c75fa71b2ef3b275ede912b54d4f3b14e8fdfc8e5fe13ccbdf59db93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7982ec63c75fa71b2ef3b275ede912b54d4f3b14e8fdfc8e5fe13ccbdf59db93", kill_on_drop: false }`
[INFO] [stdout] 7982ec63c75fa71b2ef3b275ede912b54d4f3b14e8fdfc8e5fe13ccbdf59db93
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+fce0e74720d199eb7839fdb51af35ac5226da178" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 644b54b6defe95b15dff7cfeb741b9d8d1f24d3e9e1701b6d3b56d731975bf04
[INFO] running `Command { std: "docker" "start" "-a" "644b54b6defe95b15dff7cfeb741b9d8d1f24d3e9e1701b6d3b56d731975bf04", kill_on_drop: false }`
[INFO] [stderr]     Checking simd-adler32 v0.3.7
[INFO] [stderr]     Checking adler2 v2.0.0
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]     Checking foldhash v0.1.5
[INFO] [stderr]     Checking equivalent v1.0.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking allocator-api2 v0.2.21
[INFO] [stderr]    Compiling miniquad v0.4.8
[INFO] [stderr]     Checking ttf-parser v0.21.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking bytemuck v1.23.0
[INFO] [stderr]    Compiling macroquad_macro v0.1.8
[INFO] [stderr]     Checking glam v0.27.0
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]     Checking quad-rand v0.2.3
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]     Checking fdeflate v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking hashbrown v0.15.3
[INFO] [stderr]     Checking flate2 v1.1.1
[INFO] [stderr]     Checking fontdue v0.9.3
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking macroquad v0.4.14
[INFO] [stderr]     Checking game-of-life v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut grid: Vec<Vec<Cell>> = vec![vec![blankc; cols]; rows];
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:30:13
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let mut grid: Vec<Vec<Cell>> = vec![vec![blankc; cols]; rows];
[INFO] [stdout]    |             ----^^^^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "644b54b6defe95b15dff7cfeb741b9d8d1f24d3e9e1701b6d3b56d731975bf04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644b54b6defe95b15dff7cfeb741b9d8d1f24d3e9e1701b6d3b56d731975bf04", kill_on_drop: false }`
[INFO] [stdout] 644b54b6defe95b15dff7cfeb741b9d8d1f24d3e9e1701b6d3b56d731975bf04
